California Department of Transportation

11/13/2026 | Press release | Distributed by Public on 11/13/2026 17:59

Southbound I-280 Connector to Southbound U.S. 101 Closed Overnight in San Francisco

Southbound I-280 Connector to Southbound U.S. 101 Closed Overnight in San Francisco

Published: Nov 13, 2026

Friday, Nov. 13, 11 p.m. to Saturday, Nov. 14, 6 a.m.

San Francisco County - Caltrans has scheduled a 7-hour, overnight emergency closure of the southbound Interstate 280 (SB I-280) connector off-ramp to southbound U.S. Highway 101 (SB 101) in San Francisco to allow crews to make necessary repairs to the road. During this closure, the southbound I-280 connector ramp to southbound US 101 will be unavailable. Motorists must use the designated detour route to bypass the work area and continue their travel on southbound US 101.

Closure Details

  • Location: SB I-280 Connector Off-Ramp to SB 101
  • Date: Friday, November 13
  • Time: 11:00 p.m. Friday, November 13 to Saturday, November 14, 6:00 a.m.

Motorists traveling through the area should expect delays and follow detour signs (see details below) and allow additional travel time. The closure is necessary to accommodate emergency work and ensure the safety of workers and the traveling public.

Detour Information

During the closure, motorists traveling from SB I-280 to SB 101 will be directed to follow the signed detour:

  1. Exit SB I-280 at the Alemany Boulevard off-ramp.
  2. Continue southbound on Alemany Boulevard to Congdon Street.
  3. Travel southbound on Congdon Street to northbound Alemany Boulevard.
  4. Continue northbound on Alemany Boulevard to the northbound I-280 (NB I-280) on-ramp.
  5. Proceed NB I-280 to the SB 101 connector.
  6. Continue onto SB 101.

Motorist Impacts

Motorists should expect delays, plan alternate routes, and drive safely during the weekend ramp closure. Caltrans advises drivers to allow additional travel time and use public transit or alternate highways when possible.

Stay Informed

For the latest updates visit sfhighwayprojects.com where Caltrans will continue to provide updates as schedules are confirmed. Motorists should check back regularly for the latest construction information, traffic impacts, and detour details.

Thank you for your patience and cooperation.

For real-time traffic, click on Caltrans QuickMap: http://quickmap.dot.ca.gov/

California Department of Transportation published this content on November 13, 2026, and is solely responsible for the information contained herein. Distributed via Public Technologies (PUBT), unedited and unaltered, on November 13, 2026 at 23:59 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]